* {
  margin: 0;
  padding: 0;
  text-decoration: none;
  list-style: none;
}
a{
  color: #000;
}
/* 导航栏 */
nav {
position: sticky;
top: 0;
/* background-image: url(../images/logo.png); */
background-repeat: no-repeat;
background-size: 60px 100%;
background-position: 0px 0;
background-color: rgb(124, 175, 205);
height: 60px;
width: 100%;
z-index: 50;
}

nav ul {
display: flex;
justify-content: space-between;
align-items: center; 
height: 100%;
padding: 0 20px;
}
.text-container {  
display: flex;  
flex-direction: column; /* 确保文本垂直排列 */  
align-items: flex-start; /* 文本左对齐（可选，但通常是默认的） */
margin-left: 60px;  
font: italic bold 1.2em "Fira Sans", sans-serif;
color:#ffffff;
}  
.big-text {  
font-size: 16px;  
font-weight: bold;  
margin: 0;  
}  
nav ul .search-bar {
flex: 1; 
display: flex;
justify-content: center;
align-items: center;
}

nav ul input {
padding: 7px;
font-size: 16px;
border: 1px solid #ccc;
border-radius: 3px;
width: 300px;
}

nav ul button {
padding: 7px 10px;
font-size: 16px;
background-color: rgb(27, 70, 125);
color: white;
border: none;
border-radius: 3px;
cursor: pointer;
}

nav ul li {
list-style: none;
margin: 0 5px;
}

nav ul li a {
color: white;
font-size: 16px;
padding: 7px 13px;
border-radius: 3px;
}

.current {
background: rgb(159, 180, 234);
}

h1{
color: rgb(50, 49, 49);
font-size: 20px;
padding: 7px 13px;
border-radius: 3px;
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}